Re: [CentOS] Multi-Card reader (SD, MMC, etc) and CONFIG_SCSI_MULTI_LUN kernel option in 34.0.2. Workaround

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J.J. Garcia wrote:
> Hi folks,
>
>
> Im trying to get a multi-card reader on centos (SD, MMC, and so, 4 card
> slots) and i have read (http://www.cs.sfu.ca/~ggbaker/personal/cf-linux)
> that CONFIG_SCSI_MULTI_LUN should be enabled on kernel (=Y) but current
> 34.0.2 doesn't have it enabled by default, is there any particular
> reason to not be enabled?

IIRC scanning LUNs freaks out some (real) SCSI hardware.  IIRC for Fedora
they are creating a whitelist so that known OK devices are scanned.

> By the other hand i've also tweak the /etc/grub.conf file to boot the
> kernel with max_luns=32 and results are the same, only scsc lun=0 is
> recognized.
>
> At the same time using the workaround mentioned in the link pasted b4
> regarding to modify the /etc/modules.conf to include 'options scsi_mod
> max_scsi_luns=8' gives the same results, no detection at all for the card
> slots.

Shouldn't that be max_luns=8, not max_scsi_luns=8 ?


-- 
William Hooper

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